﻿/*
 * The MIT License (MIT)
 * 
 * Copyright (c) 2012 Junhua
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated 
 * documentation files (the "Software"), to deal in the Software without restriction, including without 
 * limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the
 * Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in all copies or substantial portions
 * of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED 
 * TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF 
 * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
 * DEALINGS IN THE SOFTWARE.
 */

namespace Shortcuts
{
    using Shortcuts.Globalization;
    using System;
    using System.Globalization;
    using System.Threading;

    public static class StringExtensions
    {
        public static string Localized(this string text)
        {
            if (string.IsNullOrEmpty(text))
            {
                return text;
            }

            return Get(text);
        }

        public static string Localized(this string text, CultureInfo culture)
        {
            if (string.IsNullOrEmpty(text))
            {
                return text;
            }

            return Get(text, culture);
        }

        static string Get(string text)
        {
            return Get(text, Thread.CurrentThread.CurrentUICulture);
        }

        static string Get(string text, CultureInfo culture)
        {
            string localized = Lang.ResourceManager.GetString(text, culture);
            return string.IsNullOrEmpty(localized) ? text : localized;
        }

        public static bool IsNullOrEmpty(this string source)
        {
            return string.IsNullOrEmpty(source);
        }

        public static bool IgnoreCaseEquals(this string source, string others)
        {
            return source.Equals(others, StringComparison.OrdinalIgnoreCase);
        }

        public static byte[] ToASCII(this string s)
        {
            byte[] retval = new byte[s.Length];
            for (int ix = 0; ix < s.Length; ++ix)
            {
                char ch = s[ix];
                if (ch <= 0x7f) retval[ix] = (byte)ch;
                else retval[ix] = (byte)'?';
            }
            return retval;
        }
    }
}
